.top {
    height: 60px;
    background-color: rgba(0, 0, 0, 0.9);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 999;
}
.home{
    position: absolute;
    left: 10px;
    top: 10px;
    height: 40px;
    line-height: 40px;
    font-family: '微软雅黑';
    font-size: larger;
    font-weight: 700;
    color: #fff;
}
.home span{
    margin-right: 10px;
}

.top .user {
    position: absolute;
    right: 150px;
    top: 5px;
    bottom: 5px;
    width: 50px;
}

.top .user img {
    width: 100%;
    height: 100%;
}

.top .userName {
    position: absolute;
    right: 90px;
    top: 10px;
    bottom: 10px;
    line-height: 40px;
    padding: 0px 0px;
    font-family: '微软雅黑';
    font-size: medium;
    font-weight: bold;
    color: #fff;
}

.top .createComponent {
    position: absolute;
    left: 10px;
    top: 10px;
    bottom: 10px;
    line-height: 40px;
}
.top .btn-exit{
    position: absolute;
    right: 10px;
    top:15px;
}